Triple
T2197198
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PCC&StL |
E50402
|
entity |
| Predicate | abbreviation |
P43
|
FINISHED |
| Object | PCC&StL |
E50402
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: PCC&StL | Statement: [PCC&StL, abbreviation, PCC&StL]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PCC&StL Context triple: [PCC&StL, abbreviation, PCC&StL]
-
A.
PCC&StL
chosen
PCC&StL refers to the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, a historic Midwestern and Eastern U.S. rail system that became a key component of the Pennsylvania Railroad network.
-
B.
Downtown St. Louis, Missouri
Downtown St. Louis, Missouri is the city’s central business and entertainment district, known for its sports venues, offices, cultural attractions, and proximity to the Gateway Arch.
-
C.
Central West End, St. Louis
Central West End is a historic, upscale neighborhood in St. Louis known for its cultural institutions, vibrant dining and nightlife, and architecturally significant streetscapes.
-
D.
Downtown West, St. Louis, Missouri
Downtown West is a revitalized urban neighborhood in St. Louis, Missouri, known for its mix of historic warehouses, entertainment venues, and new development, including the home district of Major League Soccer’s St. Louis City SC.
-
E.
St. Louis metropolitan area
The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a88b044ab48190add007487680f009 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abbf79f3e08190b56e9d7c0ff27237 |
completed | March 7, 2026, 6:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae5db7af9881908348ce1ad35f247a |
completed | March 9, 2026, 5:42 a.m. |
Created at: March 4, 2026, 7:46 p.m.